#ifndef IA042_H
#define IA042_H
#include <stdio.h>
#define ARGC_ERROR 0
#define FOPEN_ERROR 1
#define MALLOC_ERROR 2
#define NUMBER_LETTER 26

void printError(int code);
/* print error messages */

void printCounts(int * counts);

void countInts(FILE * fptr, int * counts);
/* count the occurrences of English letters. Treat upper cases the
   same as lower cases. */


#endif
